[TASK] Streamline page tree delete modal

The page tree delete modal labels have been
changed to align with all other delete modals.

Resolves: #95817
Related: #94780
Related: #92670
Releases: master
Change-Id: I44c2b432c185acbecc4d6ad0eebba70391b6a37f
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/72004


Tested-by: core-ci <typo3@b13.com>
Tested-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>
Reviewed-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>